Abid, S. A. .; Fadhil, L. A. .; Abdul Wahab, S. A. M. . Histological Adaptations of the Retina in the Black Francolin (Francolinus Francolinus, Linnaus, 1766) and the Caucasian Squirrel (Sciurus Anomalus, Gmelin, 1778). Iraqi Journal of Science 2026, 67 (6), 3322-3330. https://doi.org/10.24996/ijs.2026.67.6.21.